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Revision 1.13, Sat Jan 24 16:58:54 2004 UTC (16 years, 4 months ago) by wiz
Branch: MAIN
CVS Tags: netbsd-3-base, netbsd-3-1-RELEASE, netbsd-3-1-RC4, netbsd-3-1-RC3, netbsd-3-1-RC2, netbsd-3-1-RC1, netbsd-3-1-1-RELEASE, netbsd-3-1, netbsd-3-0-RELEASE, netbsd-3-0-RC6, netbsd-3-0-RC5, netbsd-3-0-RC4, netbsd-3-0-RC3, netbsd-3-0-RC2, netbsd-3-0-RC1, netbsd-3-0-3-RELEASE, netbsd-3-0-2-RELEASE, netbsd-3-0-1-RELEASE, netbsd-3-0, netbsd-3, netbsd-2-base, netbsd-2-1-RELEASE, netbsd-2-1-RC6, netbsd-2-1-RC5, netbsd-2-1-RC4, netbsd-2-1-RC3, netbsd-2-1-RC2, netbsd-2-1-RC1, netbsd-2-1, netbsd-2-0-base, netbsd-2-0-RELEASE, netbsd-2-0-RC5, netbsd-2-0-RC4, netbsd-2-0-RC3, netbsd-2-0-RC2, netbsd-2-0-RC1, netbsd-2-0-3-RELEASE, netbsd-2-0-2-RELEASE, netbsd-2-0-1-RELEASE, netbsd-2-0, netbsd-2
Changes since 1.12: +23 -21 lines

Lots of grammar and wording changes from jmc@openbsd, with some
additional consistency changes by me.

.\"	$NetBSD: nl_langinfo.3,v 1.13 2004/01/24 16:58:54 wiz Exp $
.\"
.\" Written by J.T. Conklin <jtc@NetBSD.org>.
.\" Public domain.
.\"
.Dd February 12, 2003
.Dt NL_LANGINFO 3
.Os
.Sh NAME
.Nm nl_langinfo
.Nd get locale information
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In langinfo.h
.Ft char *
.Fn nl_langinfo "nl_item item"
.Sh DESCRIPTION
The
.Fn nl_langinfo
function returns a pointer to a string containing information
set by the program's locale.
.Pp
The names and values of
.Fa item
are defined in
.Aq Pa langinfo.h .
The entries under Category indicate in which
.Xr setlocale 3
category each item is defined.
.sp
.nf
.ta \w'ERA_D_T_FMT'u+1n +\w'LC_MESSAGES'u+1n +\w'Name of the third day of the week (e.g.: Tuesday)'u
\fIConstant\fP	\fICategory\fP	\fIMeaning\fP
.ta \w'ERA_D_T_FMT'u+1n +\w'LC_MESSAGES'u+1n +\w'Name of the third day of the week (e.g.: Tuesday)'u+1nC
.sp 5p
CODESET	LC_CTYPE	Codeset name
D_T_FMT	LC_TIME	String for formatting date and time
D_FMT	LC_TIME	Date format string
T_FMT	LC_TIME	Time format string
T_FMT_AMPM	LC_TIME	A.M. or P.M. time format string
AM_STR	LC_TIME	Ante-meridiem affix
PM_STR	LC_TIME	Post-meridiem affix
DAY_1	LC_TIME	Name of the first day of the week (e.g.: Sunday)
DAY_2	LC_TIME	Name of the second day of the week (e.g.: Monday)
DAY_3	LC_TIME	Name of the third day of the week (e.g.: Tuesday)
DAY_4	LC_TIME	Name of the fourth day of the week (e.g.: Wednesday)
DAY_5	LC_TIME	Name of the fifth day of the week (e.g.: Thursday)
DAY_6	LC_TIME	Name of the sixth day of the week (e.g.: Friday)
DAY_7	LC_TIME	Name of the seventh day of the week (e.g.: Saturday)
ABDAY_1	LC_TIME	Abbreviated name of the first day of the week
ABDAY_2	LC_TIME	Abbreviated name of the second day of the week
ABDAY_3	LC_TIME	Abbreviated name of the third day of the week
ABDAY_4	LC_TIME	Abbreviated name of the fourth day of the week
ABDAY_5	LC_TIME	Abbreviated name of the fifth day of the week
ABDAY_6	LC_TIME	Abbreviated name of the sixth day of the week
ABDAY_7	LC_TIME	Abbreviated name of the seventh day of the week
MON_1	LC_TIME	Name of the first month of the year
MON_2	LC_TIME	Name of the second month
MON_3	LC_TIME	Name of the third month
MON_4	LC_TIME	Name of the fourth month
MON_5	LC_TIME	Name of the fifth month
MON_6	LC_TIME	Name of the sixth month
MON_7	LC_TIME	Name of the seventh month
MON_8	LC_TIME	Name of the eighth month
MON_9	LC_TIME	Name of the ninth month
MON_10	LC_TIME	Name of the tenth month
MON_11	LC_TIME	Name of the eleventh month
MON_12	LC_TIME	Name of the twelfth month
ABMON_1	LC_TIME	Abbreviated name of the first month
ABMON_2	LC_TIME	Abbreviated name of the second month
ABMON_3	LC_TIME	Abbreviated name of the third month
ABMON_4	LC_TIME	Abbreviated name of the fourth month
ABMON_5	LC_TIME	Abbreviated name of the fifth month
ABMON_6	LC_TIME	Abbreviated name of the sixth month
ABMON_7	LC_TIME	Abbreviated name of the seventh month
ABMON_8	LC_TIME	Abbreviated name of the eighth month
ABMON_9	LC_TIME	Abbreviated name of the ninth month
ABMON_10	LC_TIME	Abbreviated name of the tenth month
ABMON_11	LC_TIME	Abbreviated name of the eleventh month
ABMON_12	LC_TIME	Abbreviated name of the twelfth month
ERA	LC_TIME	Era description segments
ERA_D_FMT	LC_TIME	Era date format string
ERA_D_T_FMT	LC_TIME	Era date and time format string
ERA_T_FMT	LC_TIME	Era time format string
ALT_DIGITS	LC_TIME	Alternative symbols for digits
RADIXCHAR	LC_NUMERIC	Radix character
THOUSEP	LC_NUMERIC	Separator for thousands
YESEXPR	LC_MESSAGES	Affirmative response expression
NOEXPR	LC_MESSAGES	Negative response expression
.\" CRNCYSTR	LC_MONETARY	Local currency symbol
.fi
.Sh RETURN VALUES
.Fn nl_langinfo
returns a pointer to an empty string if
.Fa item
is invalid.
.Sh EXAMPLES
The following example uses
.Fn nl_langinfo
to obtain the date and time format for the current locale:
.Pp
.Bd -literal -offset indent
#include <time.h>
#include <langinfo.h>
#include <locale.h>

int main(void)
{
	char datestring[100];
	struct tm *tm;
	time_t t;
	char *ptr;

	t = time(NULL);
	tm = localtime(&t);
	(void)setlocale(LC_ALL, "");
	ptr = nl_langinfo(D_T_FMT);
	strftime(datestring, sizeof(datestring), ptr, tm);
	printf("%s\n",datestring);
	return (0);
}
.Ed
.\" .Pp
.\" The following example uses
.\" .Fn nl_langinfo
.\" to obtain the setting of the currency symbol for the current locale:
.\" .Pp
.\" .Bd
.\" 	#include <langinfo.h>
.\" 	#include <locale.h>
.\" 	int main(void)
.\" 	{
.\" 		char *ptr;
.\" 		(void)setlocale(LC_ALL, "");
.\" 		ptr = nl_langinfo(CRNCYSTR);
.\" 		printf("%s", ptr);
.\" 	}
.\" .Ed
.Sh SEE ALSO
.Xr setlocale 3 ,
.Xr nls 7
.Sh STANDARDS
The
.Fn nl_langinfo
function conforms to
.St -p1003.1-2001 .
.Sh HISTORY
The
.Fn nl_langinfo
function appeared in
.Nx 1.0 .